GeForce GTX 950M and GeForce GT 555M - video card comparison
Passmark - benchmark score GeForce GTX 950M vs GeForce GT 555M
GeForce GTX 950M
2663
GeForce GT 555M
674
GeForce GTX 950M
GeForce GT 555M
Architecture
Maxwell (2014−2018)
Fermi (2010−2014)
GPU code name
N16P-GT
N12E-GE-B
Market segment
Laptop
Laptop
Release date
March 2015
January 2011
Bus support
PCI Express 3.0
PCI Express 2.0
Interface
PCIe 3.0 x8
PCIe 2.0 x16
SLI options
+
+
Boost clock speed
1124 MHz
753 MHz
Core clock speed
914 MHz
Up to 753 MHz
CUDA cores
640
Up to 144
Floating-point performance
1,439 gflops
388.8 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
1,870 million
1,170 million
Pipelines / CUDA cores
640
144
Power consumption (TDP)
75 Watt
35 Watt
Texture fill rate
44.96
Up to 16.2 billion/sec
Memory type
DDR3 or GDDR5
DDR3\DDR5
Maximum RAM amount
4 GB
3 GB
Memory bus width
128 Bit
Up to 192 bit/128 Bit
Memory clock speed
1000 or 2500 MHz
Up to 1569 MHz
Memory bandwidth
32 or 80 GB/s
Up to 50.2 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
VGA аnalog display support
+
-
DisplayPort Multimode (DP++) support
+
-
HDMI
+
-
DirectX
12 (11_0)
12 API
CUDA
+
+
OpenCL
1.2
1.1
OpenGL
4.5
4.5
Shader Model
5.1
5.1
Vulkan
1.1.126
N/A
3D Blu-Ray
-
+
3D Gaming
-
+
Ansel
+
-
BatteryBoost
+
-
GameStream
+
-
GameWorks
+
-
GeForce ShadowPlay
+
-
GPU Boost
2.0
-
H.264, VC1, MPEG2 1080p video decoder
+
-
Optimus
+
+